1. Academic Validation
  2. Discovery of XL413, a potent and selective CDC7 inhibitor

Discovery of XL413, a potent and selective CDC7 inhibitor

  • Bioorg Med Chem Lett. 2012 Jun 1;22(11):3727-31. doi: 10.1016/j.bmcl.2012.04.024.
Elena S Koltun 1 Amy Lew Tsuhako David S Brown Naing Aay Arlyn Arcalas Vicky Chan Hongwang Du Stefan Engst Kim Ferguson Maurizio Franzini Adam Galan Charles R Holst Ping Huang Brian Kane Moon H Kim Jia Li David Markby Manisha Mohan Kevin Noson Arthur Plonowski Steven J Richards Scott Robertson Kenneth Shaw Gordon Stott Thomas J Stout Jenny Young Peiwen Yu Cristiana A Zaharia Wentao Zhang Peiwen Zhou John M Nuss Wei Xu Patrick C Kearney
Affiliations

Affiliation

  • 1 Exelixis, Department of Drug Discovery, South San Francisco, CA 94080, USA. elena@numerate.com
Abstract

CDC7 is a serine/threonine kinase that has been shown to be required for the initiation and maintenance of DNA replication. Up-regulation of CDC7 is detected in multiple tumor cell lines, with inhibition of CDC7 resulting in cell cycle arrest. In this paper, we disclose the discovery of a potent and selective CDC7 inhibitor, XL413 (14), which was advanced into Phase 1 clinical trials. Starting from advanced lead 3, described in a preceding communication, we optimized the CDC7 potency and selectivity to demonstrate in vitro CDC7 dependent cell cycle arrest and in vivo tumor growth inhibition in a Colo-205 xenograft model.

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